Elac FS 247
Contents
1. FS 247 Sapphire Edition handmade by German craftsmen The FS 247 Sapphire Edition is an improved version of ELAC s renowned FS 247 floorstanding loudspeakers The FS 247 has consistently received rave reviews and garnered prizes worldwide Now with the release of the Sapphire Edition the FS 247 has taken on a new level of luxury radiating pure elegance with its shiny black high gloss cabinet and high quality metal grilles But it s not just the captivating exterior which is worthy of mention The updated crossover network has been fitted with top class components and the internal wiring is provided by the UK s Chord Cable Company These technical refinements together with the high tech drivers which of course come from ELAC s own in house development and production facilities combine to create an extraordinary speaker that sounds as good as it looks Technical features and characteristics e Components are used in the BS 247 Sapphire Edition that simply would not be possible in a standard production run Only air core coils are used for example which never reach saturation point and thus function without any distortion at all They are ideal for handling extremely high loads The result is unbeatable accuracy e The heavy bass air core coils are mounted on a separate board so that optimum heat dispersal and mechanical integrity is guaranteed e Another example of the high quality of materials is the use2. of silver coated oxygen free Teflon insulated twisted pair copper cables from specialist British manufacturer The Chord Company EAL jj EAL e The internal technical picture is completed by a High Power Air Coil a High Power Air Coil Made in Germany Moss n GAN high quality ELAC bi wiring terminal The angled cable binding posts are easily accessible and suitable for larger cable cross sections 16 mm and high quality spade terminals e g WBT products Particular attention has been given to three dimensional sound reproduction as is the case with the Classic FS 247 model with the result that the room is evenly filled with sound The design of the woofers is based on the renowned ELAC aluminium sandwich technology The eye is drawn to the crystal like surface of the aluminium cone Break up vibrations are significantly reduced due to the new non discontinuous surface structure In addition the diaphragm is even more rigid with less distortion which not only reduces break up vibrations in the frequency range but also results in improved harmonic distortion characteristics The very high degree of rigidity of the aluminium cone makes it possible to connect the voice coil directly to the aluminium cone in addition to the paper cone neck This significantly extends the frequency range Reproduction is much more natural in the vocal range in particular due to the extended broadband response e Fo
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4. r the high frequencies ELAC has employed its world renowned JET tweeter long a favourite of reviewers and listeners alike The tweeter s internal design has been reworked to yield an even more linear response and an improvement in harmonic distortion characteristics e The JET DC acoustic tuning element enclosed as an accessory and made of open pored foam quickly amp easily adapts the high frequency output to help tame highly reverberant spaces e Each FS 247 Sapphire Edition features two different bass reflex tubes One outputs to the rear the other downwards onto the base plate The base plate acts as an extension and acoustic low pass filter for the down firing tube opening e Optimum rear bass tuning has been achieved by sealing the bass reflex tube with the supplied bass control plug Bass reproduction can be intensified by removing it Finishes Sapphire Black Specifications ELAC FS 247 Dimensions Height with without base plate spikes 935 993 1021 Width without with base plate 170 220 Depth without with frame base plate 270 285 320 mm Crossover frequency 450 2 500 Hz Weight 17 kg Nominal power handling 120 W Type 2 2 way bass reflex Peak power handling 160 W Woofer 2 x 150 mm AS XR cone Frequency range IEC 30 50000 Hz Mid range speaker Sensitivity 89 dB 2 8V m Tweeter JET Ill Nominal impedance 4 Ohm Rec amplifier power at given 30 250 W channel Minimum impedance 3 4 Ohm at 210 Hz nominal im
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